Question

two angles of a triangle are 80° and 40°. find the 3rd angle​

Answer 1

Answer:

120 is the answer check it

Answer 2

Answer:

 60°

Step-by-step explanation:

⇒FIRST ANGLE IS 80°

⇒SECOND ANGLE  IS 40°

⇒LET THE THIRD ANGLE BE x °

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 ACCORDING TO QUESTION

 ⇒80°+40° + x° = 180°

   120° +x° = 180°

     x° =180°-120°

     x° = 60°

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 SO  THE THIRD ANGLE IS 60°

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     HOPE IT'S HELP YOU.